Therapeutic suction cup



FIG. 1 is a top front perspective view of a therapeutic suction cup;

FIG. 2 is a front elevation view of the therapeutic suction cup, with rear, right and left elevation views being a mirror image thereof;

FIG. 3 is a top elevation view thereof;

FIG. 4 is a bottom elevation view thereof; and,

FIG. 5 is a section view thereof taken along line 5-5 in FIG. 3. 

CLAIM The ornamental design for a therapeutic suction cup, as shown and described. 